How to Find the OBD2 iPhone Wireless Scanner for Your Car?

Posted Dec 05 2013 3:11am

The introduction of the wireless OBD2 WiFi scanner no longer makes it necessary to have a laptop to access the diagnostic information, now you can comfortably do it from the your home PC or an iPhone, iPod touch or iPad mini. This scanner is a great smartphone OBD2 scan tool to use at home or at the shop. The Apple devices have built-in USB ports which give you maximum versatility and a power switch also built-in to prevent the need f having to frequently disconnect your unit from the port. Incorporated into the device is also a power-saver circuit whose functions is to shut off power to the essential functions of the unit, hence allowing the scanner to be permanently installed in the car without draining the car’s battery.

The OBD2 Wifi Cable features ‘Plug and Play’ connectivity with your smartphones or any other standard WiFi device. The tool supports all OBD2 compliant vehicles and also operates wirelessly via WiFi. In addition, it includes a built-in USB interface. The Plug and Play automotive tool connects to the OBD2/CAN and communicates and retrieves all the information from your car’s computer. It then wirelessly transmits to a host device. It is compatible with 1996 to present cars and installs in seconds. It then efficiently monitors the car’s MPG, read and clear engine trouble codes, monitors the data log engine parameters and real time engine performance.

The basic ELMI327 WiFi OBD2 diagnostic software included with the scan tool also allows you to easily turn off check engine light and display, graph and log 90 plus real-time parameters. The wireless scanner is uses AT commands to communicate with cars which adopt the following four protocols: ISO 9141, ISO 15765, ISO 11898 (CAN), ISO 14230 (KWP2000) and SAE J1939. It automatically detects and interprets these protocols. It also offers support for high speed communication and a relatively lower power sleep mode.

Besides the above mentioned functions, the OBD2 WiFi Adapter also allows you to write your own software on a specific hardware platform if you want to do so. This is so because the AT commands are fully documented and highly explained. The latest interface of the scanner measures only 2.7” by 1.25” by 0.9”. Other parameters which could be read by scanner from the vehicle include: Vehicle speed, Engine Coolant Temperature, Throttle position, Air Intake Temperature, Mass Air Flow, Barometric Pressure, Timing Advance and EVAP System Vapor pressure.